.main{
    background-color: #ffffff !important;
}
.main .topadd{
    background-color: #dcdcdc;
    padding: 5.3vw 4vw;
    font-size: 2.6vw;
}
.main .ritm{
    font-size: 3.2vw;
    padding-top: 5.3vw;
    padding-bottom: 2.9vw;
    padding-left: 4vw;
    border-bottom: #cccccc 1px solid;
}
.main .ritm .left{
    margin-right: 12vw;
}
.main .ritm input{
    border: none;
    font-size: 3.2vw;
    width: 60%;
}
.main .button{
    position: fixed;
    bottom: 13vw;
    left: 50%;
    transform: translateX(-50%);
    width: 78vw;
}